Home / 27,251.49-40,878.14-7,260.79

Finding the Fourth Proportional to 27,251.49, 40,878.14 and 7,260.79

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Solution

The fourth proportional to 27,251.49, 40,878.14 and 7,260.79 is: 10,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,251.49 : 40,878.14 = 7,260.79 : x
  2. Step 2: Convert to fraction form
    27,251.49/40,878.14 = 7,260.79/x
  3. Step 3: Cross multiply
    27,251.49x = 40,878.14 × 7,260.79
  4. Step 4: Simplify right side
    27,251.49x = 296,807,589.54
  5. Step 5: Solve for x
    x = 296,807,589.54/27,251.49
  6. Step 6: Final answer
    x = 10,891.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.